1.1.1 鍖呭悕
1.1.2 org.hibernate.classic鍖?
1.1.3 Hibernate鎵渚濊禆鐨勭涓夋柟杞歡鍖?
1.1.4 寮傚父妯″瀷
1.1.5 Session鎺ュ彛
1.1.6 createSQLQuery()
1.1.7 Lifecycle 鍜?Validatable 鎺ュ彛
1.1.8 Interceptor鎺ュ彛
1.1.9 UserType鍜孋ompositeUserType鎺ュ彛
1.1.10 FetchMode綾?
1.1.11 PersistentEnum綾?
1.1.12 瀵笲lob 鍜孋lob鐨勬敮鎸?
1.1.13 Hibernate涓緵鎵╁睍鐨凙PI鐨勫彉鍖?
1.2 鍏冩暟鎹殑鍙樺寲
1.2.1 媯绱㈢瓥鐣?
1.2.2 瀵硅薄鏍囪瘑絎︾殑鏄犲皠
1.2.3 闆嗗悎鏄犲皠
1.2.4 DTD
1.3 鏌ヨ璇彞鐨勫彉鍖?
1.3.1 indices()鍜宔lements()鍑芥暟
灝界Hibernate 3.0 涓嶩ibernate2.1鐨勬簮浠ｇ爜鏄笉鍏煎鐨勶紝浣嗘槸褰揌ibernate寮鍙戝皬緇勫湪璁捐Hibernate3.0鏃訛紝涓虹畝鍖栧崌綰ibernate鐗堟湰浣滀簡鍛ㄥ埌鐨勮冭檻銆傚浜庣幇鏈夌殑鍩轟簬Hibernate2.1鐨凧ava欏圭洰錛屽彲浠ュ緢鏂逛究鐨勬妸瀹冨崌綰у埌Hibernate3.0銆?
鏈枃鎻忚堪浜咹ibernate3.0鐗堟湰鐨勬柊鍙樺寲錛孒ibernate3.0鐗堟湰鐨勫彉鍖栧寘鎷笁涓柟闈細(xì)
錛?錛堿PI鐨勫彉鍖栵紝瀹冨皢褰卞搷鍒癑ava紼嬪簭浠ｇ爜銆?
錛?錛夊厓鏁版嵁錛屽畠?yōu)畣濯勫搷鍒板璞?鍏崇郴鏄犲皠鏂囦歡銆?
錛?錛塇QL鏌ヨ璇彞銆?
鍊煎緱娉ㄦ剰鐨勬槸錛?Hibernate3.0騫朵笉浼?xì)瀹屽叏鍙栦唬Hibernate2.1銆傚湪鍚屼竴涓簲鐢ㄧ▼搴忎腑錛屽厑璁窰ibernate3.0鍜孒ibernate2.1騫跺瓨銆?
1.1 Hibernate API 鍙樺寲
1.1.1 鍖呭悕
Hibernate3.0鐨勫寘鐨勬牴璺緞涓? 鈥渙rg.hibernate鈥?錛岃屽湪Hibernate2.1涓負(fù)鈥渘et.sf.hibernate鈥濄傝繖涓鍛藉悕鍙樺寲浣垮緱Hibernate2.1鍜孒ibernate3.0鑳藉鍚屾椂鍦ㄥ悓涓涓簲鐢ㄧ▼搴忎腑榪愯銆?
濡傛灉甯屾湜鎶婂凡鏈夌殑搴旂敤鍗囩駭鍒癏ibernate3.0錛岄偅涔堝崌綰х殑絎竴姝ユ槸鎶奐ava婧愮▼搴忎腑鐨勬墍鏈夆渘et.sf.hibernate鈥濇浛鎹負(fù)鈥渙rg.hibernate鈥濄?
Hibernate2.1涓殑鈥渘et.sf.hibernate.expression鈥濆寘琚敼鍚嶄負(fù)鈥渙rg.hibernate.criterion鈥濄傚亣濡傚簲鐢ㄧ▼搴忎嬌鐢ㄤ簡Criteria API錛岄偅涔堝湪鍗囩駭鐨勮繃紼嬩腑錛屽繀欏繪妸Java婧愮▼搴忎腑鐨勬墍鏈夆渘et.sf.hibernate.expression鈥濇浛鎹負(fù)鈥渙rg.hibernate.criterion鈥濄?
濡傛灉搴旂敤浣跨敤浜嗛櫎Hibernate浠ュ鐨勫叾浠栧閮ㄨ蔣浠訛紝鑰岃繖涓閮ㄨ蔣浠跺張寮曠敤浜咹ibernate鐨勬帴鍙ｏ紝閭ｄ箞鍦ㄥ崌綰ф椂蹇呴』鍗佸垎灝忓績銆備緥濡侲HCache鎷ユ湁鑷繁鐨凜acheProvider錛?net.sf.ehcache.hibernate.Provider錛屽湪榪欎釜綾諱腑寮曠敤浜咹ibernate2.1涓殑鎺ュ彛錛屽湪鍗囩駭搴旂敤鏃訛紝鍙互閲囩敤浠ヤ笅鍔炴硶涔嬩竴鏉ュ崌綰HCache:
錛?錛夋墜宸ヤ慨鏀筺et.sf.ehcache.hibernate.Provider綾伙紝浣垮畠寮曠敤Hibernate3.0涓殑鎺ュ彛銆?
錛?錛夌瓑鍒癊HCache杞歡鏈韓鍗囩駭涓轟嬌鐢℉ibernate3.0鍚庯紝浣跨敤鏂扮殑EHCache杞歡銆?
錛?錛変嬌鐢℉ibernate3.0涓唴緗殑CacheProvider錛歰rg.hibernate.cache.EhCacheProvider銆?
1.1.2 org.hibernate.classic鍖?
Hibernate3.0鎶婁竴浜涜搴熷純鐨勬帴鍙ｉ兘杞Щ鍒皁rg.hibernate.classic涓?
1.1.3 Hibernate鎵渚濊禆鐨勭涓夋柟杞歡鍖?
鍦℉ibernate3.0鐨勮蔣浠跺寘鐨刲ib鐩綍涓嬬殑README.txt鏂囦歡涓紝鎻忚堪浜咹ibernate3.0鎵渚濊禆鐨勭涓夋柟杞歡鍖呯殑鍙樺寲銆?
1.1.4 寮傚父妯″瀷
鍦℉ibernate3.0涓紝HibernateException寮傚父浠ュ強(qiáng)瀹冪殑鎵鏈夊瓙綾婚兘緇ф壙浜唈ava.lang.RuntimeException銆傚洜姝ゅ湪緙栬瘧鏃訛紝緙栬瘧鍣ㄤ笉浼?xì)鍐崑個鏌ibernateException銆?
1.1.5 Session鎺ュ彛
鍦℉ibernate3.0涓紝鍘熸潵Hibernate2.1鐨凷ession鎺ュ彛涓殑鏈変簺鍩烘湰鏂規(guī)硶涔熻搴熷純錛屼絾涓轟簡綆鍖栧崌綰э紝榪欎簺鏂規(guī)硶渚濈劧鏄彲鐢ㄧ殑錛屽彲浠ラ氳繃org.hibernate.classic.Session瀛愭帴鍙ｆ潵璁塊棶瀹冧滑錛屼緥濡傦細(xì)
org.hibernate.classic.Session session=sessionFactory.openSession();
session.delete("delete from Customer ");
鍦℉ibernate3.0涓紝org.hibernate.classic.Session鎺ュ彛緇ф壙浜唎rg.hibernate.Session鎺ュ彛錛屽湪org.hibernate.classic.Session鎺ュ彛涓寘鍚簡涓緋誨垪琚簾寮冪殑鏂規(guī)硶錛屽find()銆乮nterate()絳夈係essionFactory鎺ュ彛鐨刼penSession()鏂規(guī)硶榪斿洖org.hibernate.classic.Session綾誨瀷鐨勫疄渚嬨傚鏋滃笇鏈涘湪紼嬪簭涓畬鍏ㄤ嬌鐢℉ibernate3.0錛屽彲浠ラ噰鐢ㄤ互涓嬫柟寮忓垱寤篠ession瀹炰緥錛?
org.hibernate.Session session=sessionFactory.openSession();
濡傛灉鏄宸叉湁鐨勭▼搴忚繘琛岀畝鍗曠殑鍗囩駭錛屽茍涓斿笇鏈涗粛鐒惰皟鐢℉ibernate2.1涓璖ession鐨勪竴浜涙帴鍙ｏ紝鍙互閲囩敤浠ヤ笅鏂瑰紡鍒涘緩Session瀹炰緥錛?
org.hibernate.classic.Session session=sessionFactory.openSession();
鍦℉ibernate3.0涓紝Session鎺ュ彛涓搴熷純鐨勬柟娉曞寘鎷細(xì)
* 鎵ц鏌ヨ鐨勬柟娉曪細(xì)find()銆乮terate()銆乫ilter()鍜宒elete(String hqlSelectQuery)
* saveOrUpdateCopy()
Hibernate3.0涓寰嬮噰鐢╟reateQuery()鏂規(guī)硶鏉ユ墽琛屾墍鏈夌殑鏌ヨ璇彞錛岄噰鐢―ELETE 鏌ヨ璇彞鏉ユ墽琛屾壒閲忓垹闄わ紝閲囩敤merge()鏂規(guī)硶鏉ユ浛浠?saveOrUpdateCopy()鏂規(guī)硶銆?
鎻愮ず錛氬湪Hibernate2.1涓紝Session鐨刣elete()鏂規(guī)硶鏈夊嚑縐嶉噸杞藉艦寮忥紝鍏朵腑鍙傛暟涓篐QL鏌ヨ璇彞鐨刣elete()鏂規(guī)硶鍦℉ibernate3.0涓搴熷純錛岃屽弬鏁頒負(fù)Ojbect綾誨瀷鐨勭殑delete()鏂規(guī)硶渚濈劧琚敮鎸併俤elete(Object o)鏂規(guī)硶鐢ㄤ簬鍒犻櫎鍙傛暟鎸囧畾鐨勫璞★紝璇ユ柟娉曟敮鎸佺駭鑱斿垹闄ゃ?
Hibernate2.1娌℃湁瀵規(guī)壒閲忔洿鏂板拰鎵歸噺鍒犻櫎鎻愪緵寰堝ソ鐨勬敮鎸侊紝鍙傝<<綺鵑欻ibernate>>涓涔︾殑絎?3绔犵殑13.1.1鑺傦紙鎵歸噺鏇存柊鍜屾壒閲忓垹闄わ級錛岃孒ibernate3.0瀵規(guī)壒閲忔洿鏂板拰鎵歸噺鍒犻櫎鎻愪緵浜嗘敮鎸侊紝鑳藉鐩存帴鎵ц鎵歸噺鏇存柊鎴栨壒閲忓垹闄よ鍙ワ紝鏃犻渶鎶婅鏇存柊鎴栧垹闄ょ殑瀵硅薄鍏堝姞杞藉埌鍐呭瓨涓備互涓嬫槸閫氳繃Hibernate3.0鎵ц鎵歸噺鏇存柊鐨勭▼搴忎唬鐮侊細(xì)
Session session = sessionFactory.openSession();
Transaction tx = session.beginTransaction();
String hqlUpdate = "update Customer set name = :newName where name = :oldName";
int updatedEntities = s.createQuery( hqlUpdate )
.setString( "newName", newName )
.setString( "oldName", oldName )
.executeUpdate();
tx.commit();
session.close();
浠ヤ笅鏄氳繃Hibernate3.0鎵ц鎵歸噺鍒犻櫎鐨勭▼搴忎唬鐮侊細(xì)
Session session = sessionFactory.openSession();
Transaction tx = session.beginTransaction();
String hqlDelete = "delete Customer where name = :oldName";
int deletedEntities = s.createQuery( hqlDelete )
.setString( "oldName", oldName )
.executeUpdate();
tx.commit();
session.close();
1.1.6 createSQLQuery()
鍦℉ibernate3.0涓紝Session鎺ュ彛鐨刢reateSQLQuery()鏂規(guī)硶琚簾寮冿紝琚Щ鍒皁rg.hibernate.classic.Session鎺ュ彛涓侶ibernate3.0閲囩敤鏂扮殑SQLQuery鎺ュ彛鏉ュ畬鎴愮浉鍚岀殑鍔熻兘銆?
1.1.7 Lifecycle 鍜?Validatable 鎺ュ彛
Lifecycle鍜孷alidatable 鎺ュ彛琚簾寮冿紝騫朵笖琚Щ鍒皁rg.hibernate.classic鍖呬腑銆?
1.1.8 Interceptor鎺ュ彛
鍦↖nterceptor 鎺ュ彛涓姞鍏ヤ簡涓や釜鏂扮殑鏂規(guī)硶銆?鐢ㄦ埛鍒涘緩鐨処nterceptor瀹炵幇綾誨湪鍗囩駭鐨勮繃紼嬩腑錛岄渶瑕佷負(fù)榪欎袱涓柊鏂規(guī)硶鎻愪緵鏂規(guī)硶浣撲負(fù)絀虹殑瀹炵幇銆傛澶栵紝instantiate()鏂規(guī)硶鐨勫弬鏁頒綔浜嗕慨鏀癸紝isUnsaved()鏂規(guī)硶琚敼鍚嶄負(fù)isTransient()銆?
1.1.9 UserType鍜孋ompositeUserType鎺ュ彛
鍦║serType鍜孋ompositeUserType鎺ュ彛涓兘鍔犲叆浜嗕竴浜涙柊鐨勬柟娉曪紝榪欎袱涓帴鍙ｈ縐誨埌org.hibernate.usertype鍖呬腑錛岀敤鎴峰畾涔夌殑UserType鍜孋ompositeUserType瀹炵幇綾誨繀欏誨疄鐜拌繖浜涙柊鏂規(guī)硶銆?
Hibernate3.0鎻愪緵浜哖arameterizedType鎺ュ彛錛岀敤浜庢洿濂界殑閲嶇敤鐢ㄦ埛鑷畾涔夌殑綾誨瀷銆?
1.1.10 FetchMode綾?
FetchMode.LAZY 鍜?FetchMode.EAGER琚簾寮冦傚彇鑰屼唬涔嬬殑鍒嗗埆涓篎etchMode.SELECT 鍜孎etchMode.JOIN銆?
1.1.11 PersistentEnum綾?
PersistentEnum琚簾寮冨茍鍒犻櫎銆傚凡緇忓瓨鍦ㄧ殑搴旂敤搴旇閲囩敤UserType鏉ュ鐞嗘灇涓劇被鍨嬨?
1.1.12 瀵笲lob 鍜孋lob鐨勬敮鎸?
Hibernate瀵笲lob鍜孋lob瀹炰緥榪涜浜嗗寘瑁咃紝浣垮緱閭ｄ簺鎷ユ湁Blob鎴朇lob綾誨瀷鐨勫睘鎬х殑綾葷殑瀹炰緥鍙互琚父紱匯佸簭鍒楀寲鎴栧弽搴忓垪鍖栵紝浠ュ強(qiáng)浼犻掑埌merge()鏂規(guī)硶涓?
1.1.13 Hibernate涓緵鎵╁睍鐨凙PI鐨勫彉鍖?
org.hibernate.criterion銆?org.hibernate.mapping銆?org.hibernate.persister鍜宱rg.hibernate.collection 鍖呯殑緇撴瀯鍜屽疄鐜板彂鐢熶簡閲嶅ぇ鐨勫彉鍖栥傚鏁板熀浜嶩ibernate
2.1 鐨勫簲鐢ㄤ笉渚濊禆浜庤繖浜涘寘錛屽洜姝や笉浼?xì)琚奖鍝嶃傚鏋滀綘鐨勫簲鐢ㄦ墿灞曚簡榪欎簺鍖呬腑鐨勭被錛岄偅涔堝繀欏婚潪甯稿皬蹇冪殑瀵瑰彈褰卞搷鐨勭▼搴忎唬鐮佽繘琛屽崌綰с?
1.2 鍏冩暟鎹殑鍙樺寲
1.2.1 媯绱㈢瓥鐣?
鍦℉ibernate2.1涓紝lazy灞炴х殑榛樿鍊間負(fù)鈥渇alse鈥濓紝鑰屽湪Hibernate3.0涓紝lazy灞炴х殑榛樿鍊間負(fù)鈥渢rue鈥濄傚湪鍗囩駭鏄犲皠鏂囦歡鏃訛紝濡傛灉鍘熸潵鐨勬槧灝勬枃浠朵腑鐨勬湁鍏沖厓绱狅紝濡?lt;set>銆?lt;class>絳夋病鏈夋樉寮忚緗甽azy灞炴э紝閭ｄ箞蹇呴』鎶婂畠浠兘鏄懼紡鐨勮緗負(fù)lazy=鈥渢rue鈥濄傚鏋滆寰楄繖縐嶅崌綰ф柟寮忓緢楹葷儲錛屽彲浠ラ噰鍙栧彟涓綆鍗曠殑鍗囩駭鏂瑰紡錛氬湪<hibernate-mapping>鍏冪礌涓緗? default-lazy=鈥渇alse鈥濄?
1.2.2 瀵硅薄鏍囪瘑絎︾殑鏄犲皠
unsaved-value灞炴ф槸鍙夌殑錛屽湪澶氭暟鎯呭喌涓嬶紝Hibernate3.0灝嗘妸unsaved-value="0" 浣滀負(fù)榛樿鍊箋?
鍦℉ibernate3.0涓紝褰撲嬌鐢ㄨ嚜鐒朵富閿拰娓哥瀵硅薄鏃訛紝涓嶅啀寮鴻揩瀹炵幇Interceptor.isUnsaved()鏂規(guī)硶銆?濡傛灉娌℃湁璁劇疆榪欎釜鏂規(guī)硶錛屽綋Hibernate3.0鏃犳硶鍖哄垎瀵硅薄鐨勭姸鎬佹椂錛屼細(xì)鏌ヨ鏁版嵁搴擄紝鏉ュ垽鏂繖涓璞″埌搴曟槸涓存椂瀵硅薄錛岃繕鏄父紱誨璞°備笉榪囷紝鏄懼紡鐨勪嬌鐢↖nterceptor.isUnsaved()鏂規(guī)硶浼?xì)鑾峰緱鏇村ソ鐨勬ц兘錛屽洜涓鴻繖鍙互鍑忓皯Hibernate鐩存帴璁塊棶鏁版嵁搴撶殑嬈℃暟銆?
1.2.3 闆嗗悎鏄犲皠
<index>鍏冪礌鍦ㄦ煇浜涙儏鍐典笅琚?lt;list-index>鍜?lt;map-key>鍏冪礌鏇夸唬銆傛澶栵紝Hibernate3.0鐢?lt;map-key-many-to-many> 鍏冪礌鏉ユ浛浠ｅ師鏉ョ殑<key-many-to-many>.鍏冪礌錛岀敤<composite-map-key>鍏冪礌鏉ユ浛浠ｅ師鏉ョ殑<composite-index>鍏冪礌銆?
1.2.4 DTD
瀵硅薄-鍏崇郴鏄犲皠鏂囦歡涓殑DTD鏂囨。錛岀敱鍘熸潵鐨勶細(xì)
http://hibernate.sourceforge.net/hibernate-mapping-2.0.dtd
鏀逛負(fù)錛?
http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd
1.3 鏌ヨ璇彞鐨勫彉鍖?
Hibernate3.0 閲囩敤鏂扮殑鍩轟簬ANTLR鐨凥QL/SQL鏌ヨ緲昏瘧鍣紝涓嶈繃錛孒ibernate2.1鐨勬煡璇㈢炕璇戝櫒涔熶緷鐒跺瓨鍦ㄣ傚湪Hibernate鐨勯厤緗枃浠朵腑錛宧ibernate.query.factory_class灞炴х敤鏉ラ夋嫨鏌ヨ緲昏瘧鍣ㄣ備緥濡傦細(xì)
錛?錛夐夋嫨Hibernate3.0鐨勬煡璇㈢炕璇戝櫒錛?
hibernate.query.factory_class= org.hibernate.hql.ast.ASTQueryTranslatorFactory
錛?錛夐夋嫨Hibernate2.1鐨勬煡璇㈢炕璇戝櫒
hibernate.query.factory_class= org.hibernate.hql.classic.ClassicQueryTranslatorFactory
鎻愮ず錛欰NTLR鏄敤綰疛ava璇█緙栧啓鍑烘潵鐨勪竴涓紪璇戝伐鍏鳳紝瀹冨彲鐢熸垚Java璇█鎴栬呮槸C++鐨勮瘝娉曞拰璇硶鍒嗘瀽鍣紝騫跺彲浜х敓璇硶鍒嗘瀽鏍?wèi)迤堝璇ユ爲(wèi)杩涜閬嶅巻銆侫NTLR鐢變簬鏄函Java鐨勶紝鍥犳鍙互瀹夎鍦ㄤ換鎰忓鉤鍙頒笂錛屼絾鏄渶瑕丣DK鐨勬敮鎸併?
Hibernate寮鍙戝皬緇勫敖鍔涗繚璇丠ibernate3.0鐨勬煡璇㈢炕璇戝櫒鑳藉鏀寔Hibernate2.1鐨勬墍鏈夋煡璇㈣鍙ャ備笉榪囷紝瀵逛簬璁稿宸茬粡瀛樺湪鐨勫簲鐢紝鍦ㄥ崌綰ц繃紼嬩腑錛屼篃涓嶅Θ浠嶇劧浣跨敤Hibernate2.1鐨勬煡璇㈢炕璇戝櫒銆?
鍊煎緱娉ㄦ剰鐨勬槸錛?Hibernate3.0鐨勬煡璇㈢炕璇戝櫒瀛樺湪涓涓狟ug錛氫笉鏀寔鏌愪簺theta-style榪炵粨鏌ヨ鏂硅█錛氬Oracle8i鐨凮racleDialect鏂硅█銆丼ybase11Dialect銆傝В鍐寵繖涓闂鐨勫姙娉曟湁涓ょ錛氾紙1錛夋敼涓轟嬌鐢ㄦ敮鎸丄NSI-style榪炵粨鏌ヨ鐨勬柟璦錛屽 Oracle9Dialect,錛?錛夊鏋滃崌綰х殑鏃跺欓亣鍒拌繖涓闂錛岄偅涔堣繕鏄敼涓轟嬌鐢℉ibernate2.1鐨勬煡璇㈢炕璇戝櫒銆?
1.3.1 indices()鍜宔lements()鍑芥暟
鍦℉QL鐨剆elect瀛愬彞涓簾寮冧簡indices()鍜宔lements()鍑芥暟錛屽洜涓鴻繖涓や釜鍑芥暟鐨勮娉曞緢璁╃敤鎴瘋垂瑙ｏ紝鍙互鐢ㄦ樉寮忕殑榪炴帴鏌ヨ璇彞鏉ユ浛浠?select elements(...) 銆傝屽湪HQL鐨剋here瀛愬彞涓紝浠嶇劧鍙互浣跨敤elements()鍑芥暟銆?
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